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Atomic Theory Flashcards | StudBud

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Atomic Theory

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Yr 10 PCW intro quiz

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Questions 10

Answers

1
A single proton has what electrical charge?
negative charge
positive charge
either a positive or negative charge
no charge
2
The nucleus of an atom consists of:
neutrons
electrons
protons, neutrons, and electrons
protons and neutrons
3
The three basic components of an atom are:
protium, deuterium, and tritium
protons, neutrons, and electrons
protons, neutrinos, and ions
protons, neutrons, and ions
4
The atomic number of an atom is defined as:
the number of protons
the number of neutrons
the number of protons plus the number of neutrons
the number of electrons
5
An element is determined by the number of:
electrons
neutrons
atoms
protons
6
Which particles have approximately the same size and mass as each other?
none - they are all very different in size and mass
protons and neutrons
electrons and protons
neutrons and electrons
7
When you change the number of electrons on an atom, you produce a different:
isotope
ion
atomic mass
element
8
Which two particles would be attracted to each other?
electrons and protons
protons and neutrons
all particles are attracted to each other
electrons and neutrons
9
According to atomic theory, electrons are usually found:
in the atomic nucleus
outside the nucleus and often far from it
outside the nucleus, yet very near it
either in the nucleus or around it
10
Changing the number of neutrons of an atom changes its:
element
ion
isotope
charge